In 2025, 274 US girls were named Mariella, making it the 943rd most common girls’ name of the year, up 45 places from #988 in 2024. That is 12 more than the 262 girls named Mariella in 2024. Its best rank for girls was #943, reached in this year, 2025. That year also had the most girls given the name: 274. For comparison, it was #1,422 in 2015 and #5,078 in 1950.
Social Security card records list Mariella in 105 years of the 146 from 1880 to 2025, starting in 1914 with 6 babies. In all, 5,213 US babies have been given the name, all of them girls. Its busiest decade was the 2010s, with 1,605 babies named Mariella.
Over the 10 years from 2016 to 2025, 2,013 US girls were named Mariella; the busiest of those years was 2025, with 274. In 2025 that was about 1 in 5,866 of the girls in SSA’s list for the year.
Among the states, Mariella ranked highest in Massachusetts in 2025, at #549 for girls there. It was not in the top 100 of any state. Related spellings in the SSA files include Marie (542,270 babies since 1880), Marietta (15,055 babies since 1880), Mariel (7,603 babies since 1880) and Marielle (4,530 babies since 1880).